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run code in 150+ php & hhvm versions
Bugs & Features
<?php $match[1] = preg_replace('/(?<=^|[\x09\x20\x2D])./e', 'strtoupper("\0")', "Test Test1");
Output for 7.0.0 - 7.1.0
Warning: preg_replace(): The /e modifier is no longer supported, use preg_replace_callback instead in /in/hqOfB on line 3
Output for 5.5.24 - 5.6.28
Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /in/hqOfB on line 3
Output for 4.3.0 - 5.4.45